This is pretty well known now in the publishing world. There are a large number of authors in genre fiction making a living self-publishing, and many more that

This is pretty well known now in the publishing world. There are a large number of authors in genre fiction making a living self-publishing, and many more that do some mix of traditional and self-publishing. You don't really need this guy's book though, there's plenty of information out there on how to do it (KBoards' Writers Cafe is a good place to start).